BR7900402A - Processo e dispositivo para fixar eletrostaticamente um filme dieletrico a uma superficie movel eletricamente condutora - Google Patents

Processo e dispositivo para fixar eletrostaticamente um filme dieletrico a uma superficie movel eletricamente condutora

Info

Publication number
BR7900402A
BR7900402A BR7900402A BR7900402A BR7900402A BR 7900402 A BR7900402 A BR 7900402A BR 7900402 A BR7900402 A BR 7900402A BR 7900402 A BR7900402 A BR 7900402A BR 7900402 A BR7900402 A BR 7900402A
Authority
BR
Brazil
Prior art keywords
electrically conductive
mobile surface
conductive mobile
dieletric
film
Prior art date
Application number
BR7900402A
Other languages
English (en)
Inventor
M Segransan
J Joly
Original Assignee
Cellophane Sa
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Cellophane Sa filed Critical Cellophane Sa
Publication of BR7900402A publication Critical patent/BR7900402A/pt

Links

Classifications

    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01T—SPARK GAPS; OVERVOLTAGE ARRESTERS USING SPARK GAPS; SPARKING PLUGS; CORONA DEVICES; GENERATING IONS TO BE INTRODUCED INTO NON-ENCLOSED GASES
    • H01T19/00—Devices providing for corona discharge
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
    • B29C48/00—Extrusion moulding, i.e. expressing the moulding material through a die or nozzle which imparts the desired form; Apparatus therefor
    • B29C48/03—Extrusion moulding, i.e. expressing the moulding material through a die or nozzle which imparts the desired form; Apparatus therefor characterised by the shape of the extruded material at extrusion
    • B29C48/07—Flat, e.g. panels
    • B29C48/08—Flat, e.g. panels flexible, e.g. films
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
    • B29C48/00—Extrusion moulding, i.e. expressing the moulding material through a die or nozzle which imparts the desired form; Apparatus therefor
    • B29C48/25—Component parts, details or accessories; Auxiliary operations
    • B29C48/88—Thermal treatment of the stream of extruded material, e.g. cooling
    • B29C48/911—Cooling
    • B29C48/9135—Cooling of flat articles, e.g. using specially adapted supporting means
    • B29C48/914—Cooling of flat articles, e.g. using specially adapted supporting means cooling drums
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
    • B29C48/00—Extrusion moulding, i.e. expressing the moulding material through a die or nozzle which imparts the desired form; Apparatus therefor
    • B29C48/25—Component parts, details or accessories; Auxiliary operations
    • B29C48/88—Thermal treatment of the stream of extruded material, e.g. cooling
    • B29C48/911—Cooling
    • B29C48/9135—Cooling of flat articles, e.g. using specially adapted supporting means
    • B29C48/915—Cooling of flat articles, e.g. using specially adapted supporting means with means for improving the adhesion to the supporting means
    • B29C48/9165—Electrostatic pinning

Landscapes

  • Engineering & Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • Mechanical Engineering (AREA)
  • Thermal Sciences (AREA)
  • Plasma & Fusion (AREA)
  • Extrusion Moulding Of Plastics Or The Like (AREA)
  • Treatments Of Macromolecular Shaped Articles (AREA)
  • Moulding By Coating Moulds (AREA)
BR7900402A 1978-01-25 1979-01-22 Processo e dispositivo para fixar eletrostaticamente um filme dieletrico a uma superficie movel eletricamente condutora BR7900402A (pt)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR7801981A FR2415528A1 (fr) 1978-01-25 1978-01-25 Amelioration aux procedes de fabrication de films par placage electrostatique

Publications (1)

Publication Number Publication Date
BR7900402A true BR7900402A (pt) 1979-08-21

Family

ID=9203792

Family Applications (1)

Application Number Title Priority Date Filing Date
BR7900402A BR7900402A (pt) 1978-01-25 1979-01-22 Processo e dispositivo para fixar eletrostaticamente um filme dieletrico a uma superficie movel eletricamente condutora

Country Status (16)

Country Link
US (1) US4244894A (pt)
AT (1) AT374732B (pt)
BE (1) BE873678A (pt)
BR (1) BR7900402A (pt)
CA (1) CA1115236A (pt)
CH (1) CH631651A5 (pt)
DE (1) DE2902649C2 (pt)
DK (1) DK30179A (pt)
ES (1) ES477132A1 (pt)
FR (1) FR2415528A1 (pt)
GB (1) GB2013133B (pt)
IE (1) IE47730B1 (pt)
IN (1) IN151087B (pt)
IT (1) IT1114364B (pt)
LU (1) LU80816A1 (pt)
NL (1) NL186850C (pt)

Families Citing this family (15)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE3065278D1 (en) * 1979-08-01 1983-11-17 Ici Plc Apparatus and process for extruding and quenching a thermoplastics film
US4594203A (en) * 1983-03-16 1986-06-10 Toray Industries, Inc. Method for producing a thermoplastic polymeric sheet
US4558221A (en) * 1983-05-02 1985-12-10 Xerox Corporation Self limiting mini-corotron
GB2139428B (en) * 1983-05-02 1987-10-28 Xerox Corp Corona generating apparatus
US4548770A (en) * 1983-11-17 1985-10-22 Crown Zellerbach Corporation Subjecting film to corona discharge prior to compression rolling
US4591713A (en) * 1984-01-03 1986-05-27 Xerox Corporation Efficient, self-limiting corona device for positive or negative charging
US5028779A (en) * 1984-11-01 1991-07-02 Xerox Corporation Corona charging device
DE3577058D1 (de) * 1985-05-30 1990-05-17 Du Pont Verfahren und vorrichtung zum elektrostatischen anheften polymerer bahnen.
SE458591B (sv) * 1987-09-17 1989-04-17 Kurt Andersson Anordning foer framstaellning av ett av fibermaterial bestaaende laangstraeckt organ
DE3735001A1 (de) * 1987-10-16 1989-04-27 Reifenhaeuser Masch Vorrichtung fuer die elektrostatische fixierung einer schmelzefahne aus thermoplastischem kunststoff auf einer kuehlwalze
JPH0272923A (ja) * 1988-09-08 1990-03-13 Fuji Photo Film Co Ltd 熱可塑性重合体フィルムの製造方法
US5116444A (en) * 1991-05-30 1992-05-26 Sealed Air Corporation Apparatus and method for enhancing lamination of plastic films
CH684831A5 (de) * 1991-12-11 1995-01-13 Alusuisse Lonza Services Ag Vorrichtung zur Herstellung von extrusionsbeschichteten Laminaten.
US5494619A (en) * 1994-10-18 1996-02-27 Eastman Kodak Company Improved electrostatic pinning method
DE10113089C1 (de) * 2001-03-17 2002-08-14 Reifenhaeuser Masch Verfahren und Anlage zur Herstellung einer Folie aus thermoplastischem Kunststoff

Family Cites Families (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3427686A (en) * 1967-04-10 1969-02-18 Celanese Corp Method and apparatus for quenching polymeric films
DE1923098A1 (de) * 1969-05-06 1971-02-18 Windmoeller & Hoelscher Einrichtung zur Vorbehandlung von Kunststoffolien mittels Hochspannungsspruehentladung
CA935119A (en) * 1969-05-12 1973-10-09 E. Hawkins William Electrostatic pinning of polymeric film
DE1963248B2 (de) * 1969-12-17 1972-02-17 Verfahren und vorrichtung zur erhoehung der ladungsdichte auf der oberflaeche eines elektrisch nicht leitenden materials
US3660549A (en) * 1970-03-23 1972-05-02 Du Pont Electrostatic pinning of dielectric film
US3820929A (en) * 1972-12-14 1974-06-28 Celanese Corp Electrostatic pinning of polymeric film
GB1429821A (en) * 1973-02-02 1976-03-31 Ici Ltd Electrostatic charge controller

Also Published As

Publication number Publication date
LU80816A1 (fr) 1979-06-05
GB2013133A (en) 1979-08-08
IT7947734A0 (it) 1979-01-23
FR2415528A1 (fr) 1979-08-24
IE47730B1 (en) 1984-05-30
ES477132A1 (es) 1979-07-01
IT1114364B (it) 1986-01-27
CH631651A5 (fr) 1982-08-31
DE2902649C2 (de) 1986-06-05
IE790137L (en) 1979-07-25
NL186850C (nl) 1991-03-18
CA1115236A (fr) 1981-12-29
IN151087B (pt) 1983-02-19
DE2902649A1 (de) 1979-07-26
BE873678A (fr) 1979-07-24
ATA51779A (de) 1983-10-15
NL186850B (nl) 1990-10-16
AT374732B (de) 1984-05-25
GB2013133B (en) 1982-06-16
US4244894A (en) 1981-01-13
FR2415528B1 (pt) 1980-08-29
NL7900489A (nl) 1979-07-27
DK30179A (da) 1979-07-26

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